:root{--bg: #0b1020;--card: #141a2e;--line: #263050;--text: #eef1f7;--muted: #9aa4c0;--accent: #4f8cff;--ok: #35c07f;--fail: #ff6b6b;--radius: 14px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-text-size-adjust:100%}.page{max-width:720px;margin:0 auto;padding:24px 16px 64px}.page__header h1{font-size:1.6rem;margin:0 0 8px}.muted{color:var(--muted);font-size:.9rem}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px 16px;margin-top:16px}.card h2{font-size:1.05rem;margin:0 0 10px}.grid{display:grid;grid-template-columns:minmax(120px,auto) 1fr;gap:6px 12px;margin:0 0 14px;font-size:.9rem;word-break:break-word}.grid dt{color:var(--muted)}.grid dd{margin:0;font-variant-numeric:tabular-nums}.btn{display:inline-flex;align-items:center;justify-content:center;width:100%;min-height:48px;padding:12px 16px;border-radius:12px;border:1px solid var(--line);background:#1c2340;color:var(--text);font-size:1rem;cursor:pointer}.btn--primary{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}.btn--ghost{background:transparent}.stack{display:flex;flex-direction:column;gap:8px}.stack__label{color:var(--muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;margin-top:10px}.field{display:block;margin-bottom:12px;font-size:.9rem}.field span{display:block;color:var(--muted);margin-bottom:6px}.field input{width:100%;min-height:44px;padding:10px 12px;border-radius:10px;border:1px solid var(--line);background:#0e1428;color:var(--text);font-size:1rem}.check{display:flex;gap:10px;align-items:center;font-size:.9rem}.log{margin:0 0 12px;padding-left:20px;font-size:.85rem;max-height:320px;overflow-y:auto}.log li{margin-bottom:6px;word-break:break-word}.log .ok{color:var(--ok)}.log .fail{color:var(--fail)}code{background:#0e1428;border-radius:6px;padding:1px 5px;font-size:.85em}